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53 lines
1.2 KiB
C
53 lines
1.2 KiB
C
/*
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* SPDX-FileCopyrightText: 2016 Freie Universität Berlin
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* SPDX-FileCopyrightText: 2017 OTA keys S.A.
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* SPDX-License-Identifier: LGPL-2.1-only
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*/
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#pragma once
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/**
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* @ingroup cpu_stm32
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* @{
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*
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* @file
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* @brief Watchdog CPU definitions for the STM32 family
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*
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* @author Hauke Petersen <hauke.petersen@fu-berlin.de>
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* @author Vincent Dupont <vincent@otakeys.com>
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*/
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#include "timex.h"
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#include "periph/cpu_common.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @name WDT upper and lower bound times in ms
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* @{
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*/
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/** @brief Lower bound time
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*
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* Actual Lower Limit is ~100us so round up
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*/
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#define NWDT_TIME_LOWER_LIMIT (1U)
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/** Upper bound time */
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#define NWDT_TIME_UPPER_LIMIT (4U * US_PER_MS * 4096U * (1 << 6U) \
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/ CLOCK_LSI)
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#define WDT_HAS_STOP (0U) /**< Watchdog can't be stopped once enabled */
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/** Whether Watchdog has an init function (only on STM32L4) */
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#if defined(CPU_FAM_STM32L4)
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#define WDT_HAS_INIT (1U)
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#else
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#define WDT_HAS_INIT (0U)
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#endif
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/** @} */
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#ifdef __cplusplus
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}
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#endif
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/** @} */
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